NOUN (1)

1. (ballet) a gliding or sliding step in ballet;


VERB (1)

1. perform a glissade, in ballet;

The Collaborative International Dictionary of English v.0.48:

Glissade \Glis`sade"\, n. [F., fr. glisser to slip.]
   1. A sliding, as down a snow slope. --Tyndall.
      [1913 Webster]

   2. A dance step consisting of a glide or slide to one side.
      [Webster 1913 Suppl.]

WordNet (r) 3.0 (2006):

glissade
    n 1: (ballet) a gliding or sliding step in ballet
    v 1: perform a glissade, in ballet